Home / 109,387.17-150,954.30-59,086.17

Finding the Fourth Proportional to 109,387.17, 150,954.30 and 59,086.17

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Solution

The fourth proportional to 109,387.17, 150,954.30 and 59,086.17 is: 81,538.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,387.17 : 150,954.30 = 59,086.17 : x
  2. Step 2: Convert to fraction form
    109,387.17/150,954.30 = 59,086.17/x
  3. Step 3: Cross multiply
    109,387.17x = 150,954.30 × 59,086.17
  4. Step 4: Simplify right side
    109,387.17x = 8,919,311,432.03
  5. Step 5: Solve for x
    x = 8,919,311,432.03/109,387.17
  6. Step 6: Final answer
    x = 81,538.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.